For thousands of years, people have been trying to understand the causes of happiness. What is it that makes people happy? Yet it wasn’t until very recently that science has turned its attention to this issue.Track Your Happiness is a new scientific research project that aims to use modern technology to help answer this age-old question. Using this site in conjunction with your iPhone, you can systematically track your happiness and find out what factors – for you personally – are associated with greater happiness. Your responses, along with those from other users of trackyourhappiness.org, will also help us learn more about the causes and correlates of happiness.Using this app, you’ll be able to track your happiness and find out what factors — for you personally — are associated with greater happiness. You’ll also contribute to our scientific understanding of happiness. Created as part of Matt Killingsworth’s doctoral research at Harvard University, this research is approved by the Harvard University Committee for the Use of Human Subjects.Coding and design were done by Visnu Pitiyanuvath.